diff options
| author | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 19:55:15 -0400 |
|---|---|---|
| committer | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 19:55:15 -0400 |
| commit | 253e67c8b3a72b3a4757fdbc5845297628db0a4a (patch) | |
| tree | adf53b66087aa30dfbf8bf391a1dadb044c3bf4d /static/netbsd/man1/kdump.1 | |
| parent | a9157ce950dfe2fc30795d43b9d79b9d1bffc48b (diff) | |
docs: Added All NetBSD Manuals
Diffstat (limited to 'static/netbsd/man1/kdump.1')
| -rw-r--r-- | static/netbsd/man1/kdump.1 | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/static/netbsd/man1/kdump.1 b/static/netbsd/man1/kdump.1 new file mode 100644 index 00000000..f210753c --- /dev/null +++ b/static/netbsd/man1/kdump.1 @@ -0,0 +1,127 @@ +.\" $NetBSD: kdump.1,v 1.31 2022/09/02 03:39:29 gutteridge Exp $ +.\" +.\" Copyright (c) 1990, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)kdump.1 8.1 (Berkeley) 6/6/93 +.\" +.Dd April 2, 2020 +.Dt KDUMP 1 +.Os +.Sh NAME +.Nm kdump +.Nd display kernel trace data +.Sh SYNOPSIS +.Nm +.Op Fl dElNnRT +.Op Fl e Ar emulation +.Op Fl f Ar file +.Op Fl m Ar maxdata +.Op Fl p Ar pid +.Op Fl t Ar trstr +.Op Fl x | Fl X Ar size +.Op Ar file +.Sh DESCRIPTION +.Nm +displays the kernel trace files produced with +.Xr ktrace 1 +in human readable format. +The file +.Pa ktrace.out +in the current directory is displayed, unless either the +.Fl f +option is used, or a file name is supplied as the last argument. +.Pp +The options are as follows: +.Bl -tag -width Fl +.It Fl d +Display all numbers in decimal. +.It Fl E +Display elapsed timestamps (time since beginning of trace). +.It Fl e Ar emulation +If an emulation of a process is unknown, +interpret system call maps assuming the named emulation instead of +default "netbsd". +.It Fl f Ar file +Display the specified file instead of +.Pa ktrace.out . +.It Fl l +Loop reading the trace file, once the end-of-file is reached, waiting for +more data. +.It Fl m Ar maxdata +Display at most +.Ar maxdata +bytes when decoding I/O. +.It Fl N +Suppress system call number-to-name translation. +.It Fl n +Suppress ad hoc translations. +Normally +.Nm +tries to decode many system calls into a more human readable format. +For example, +.Xr ioctl 2 +values are replaced with the macro name and +.Va errno +values are replaced with the +.Xr strerror 3 +string. +Suppressing this feature yields a more consistent output format and is +easily amenable to further processing. +.It Fl p Ar pid +Only display records from the trace file that are for the indicated pid. +.It Fl R +Display relative timestamps (time since previous entry). +.It Fl T +Display absolute timestamps for each entry (seconds since epoch). +.It Fl t Ar trstr +Restrict display to the specified set of kernel trace points. +The default is to display everything in the file. +See the +.Fl t +option of +.Xr ktrace 1 . +.It Fl x +Display GIO data in hex and ascii instead of +.Xr vis 3 +format. +.It Fl X Ar size +Same as +.Fl x +but display hex values by groups of +.Ar size +bytes. +Supported values are 1, 2, 4, 8, and 16. +.El +.Sh SEE ALSO +.Xr ioctlprint 1 , +.Xr ktrace 1 +.Sh HISTORY +The +.Nm +command appeared in +.Bx 4.4 . |
